A discussion of the misconception in the public press that the unexpectedly large signals from the recent Gnome shot somehow imply that the big hole decoupling factor should be reduced from the original estimate of 300. The Gnome shot-tamped in salt- has no relevance to the decoupling factor, which, by definition, related the seismic signal from a tamped shot in tuff to that from a cavity shot in salt. An explanation is given of how the misconception about Gnome arises.
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